January weather forecast
Calgary, Canada

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The magnificent skyscrapers of the city of Calgary, Canada
The magnificent skyscrapers of the city of Calgary, Canada

Weather in January

Cold air and snow dominate Calgary's weather landscape in January. Blustery winds and snowfall are common, with precipitation mainly in the form of snow, reaching as high as 66mm (2.6"). While the daylight hours are short, there's a nice balance between shaded and sunny days. The UV index remains low, allowing for comfortable outdoor activities. Residents and visitors bundle up, preparing for the cold and white landscape that frames January.

Temperature

Calgary's shift from December to January is accompanied by an average high-temperature of a still subzero cold -3.9°C (25°F), a slight deviation from -4.8°C (23.4°F). An average low-temperature of -11.2°C (11.8°F) is recorded during the nights in January.

Humidity

The months with the highest humidity in Calgary are January and February, with an average relative humidity of 82%.

Rainfall

The month with the least rainfall in Calgary is January, when the rain falls for 3.7 days and typically collects 9mm (0.35") of precipitation.

Snowfall

January through June, September through December are months with snowfall. In Calgary, in January, during 12.2 snowfall days, 66mm (2.6") of snow is typically accumulated. In Calgary, during the entire year, snow falls for 75.3 days and aggregates up to 629mm (24.76") of snow.

Daylight

In January, the average length of the day in Calgary is 8h and 31min.
On the first day of the month, sunrise is at 8:39 am and sunset at 4:40 pm. On the last day of January, in Calgary, sunrise is at 8:14 am and sunset at 5:24 pm MST.

Sunshine

In Calgary, the average sunshine in January is 5.3h.

UV index

With an average maximum UV index of 1, January is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In January, the maximum UV index of 1 transforms into these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

How cold is January in Calgary?

The high-temperature, in January, in Calgary, records -3.9°C (25°F), while the low-temperature is -11.2°C (11.8°F).

What are the most humid months in Calgary?

January and February, with an average relative humidity of 82%, are most humid months.

What is the average humidity in January in Calgary?

In January, the average relative humidity in Calgary, Canada, is 82%.

What is the driest month in Calgary?

January is the month with the least rainfall. Rain falls for 3.7 days and accumulates 9mm (0.35") of precipitation.

How many days does it rain in January in Calgary?

In Calgary, Canada, during January, the rain falls for 3.7 days and regularly aggregates up to 9mm (0.35") of precipitation.

How many days does it snow in January in Calgary?

In Calgary, during January, snow falls for 12.2 days and regularly aggregates up to 66mm (2.6") of snow.

How many hours of daylight does Calgary have in January?

The average day length in January is 8h and 31min.

What time are sunrise and sunset in January in Calgary?

In January, on the first day of the month, sunrise is at 8:39 am and sunset at 4:40 pm. On the last day of the month, in Calgary, sunrise is at 8:14 am and sunset at 5:24 pm MST.

How many hours of sunshine does Calgary have in January?

The average sunshine duration in January is 5.3h.

What is the month with the lowest UV index in Calgary?

January is the month with the lowest UV index in Calgary, Canada, with an average maximum UV index of 1.

How high is the UV index in January in Calgary?

In Calgary, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Calgary, Canada

Average temperature in January - Calgary, Canada
  • Average high temperature in January: -3.9°C

The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is December (-4.8°C).

  • Average low temperature in January: -11.2°C

The month with the highest average low temperature is July (10°C).
The coldest month (with the lowest average low temperature) is December (-11.5°C).

Average pressure in January
Calgary, Canada

Average pressure in January - Calgary, Canada
  • Average pressure in January: 1019.2mbar

The month with the highest atmospheric pressure is February (1019.3mbar).
The month with the lowest atmospheric pressure is June (1010.8mbar).

Average wind speed in January
Calgary, Canada

Average wind speed in January - Calgary, Canada
  • Average wind speed in January: 13.1km/h

The windiest month (with the highest average wind speed) is January (13.1km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).

Average humidity in January
Calgary, Canada

Average humidity in January - Calgary, Canada
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is September (59%).

Average rainfall in January
Calgary, Canada

Average rainfall in January - Calgary, Canada
  • Average rainfall in January: 9mm

The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is January (9mm).

Average rainfall days in January
Calgary, Canada

Average rainfall days in January - Calgary, Canada
  • Average rainfall days in January: 3.7 days

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is November (2.5 days).

Average snowfall in January
Calgary, Canada

Average snowfall in January - Calgary, Canada
  • Average snowfall in January: 66mm

The month with the highest snowfall is April (102mm).
The months with the least snowfall are July and August (0mm).

Average snowfall days in January
Calgary, Canada

Average snowfall days in January - Calgary, Canada
  • Average snowfall days in January: 12.2 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
Calgary, Canada

Average daylight in January / Average sunshine in January - Calgary, Canada
  • Average daylight in January: 8h and 3min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in January
Calgary, Canada

Average sunshine days in January - Calgary, Canada
  • Average sunshine days in January: 18.4 days

The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is June (10.7 days).

Average UV index in January
Calgary, Canada

Average UV index in January - Calgary, Canada
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in January
Calgary, Canada

Average cloud cover in January - Calgary, Canada
  • Average cloud cover in January: 44

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in January
Calgary, Canada

Average visibility in January - Calgary, Canada
  • Average visibility in January: 9km

The months with the highest visibility are June, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, July, October, November and December (9km).

Calgary, Canada

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